package stu4;

public class Student {
    int xuehao;
    int nianji;
    int chengji;
    public Student(){

    }
    public Student(int xuehao, int nianji, int chengji){
        this.chengji=chengji;
        this.nianji=nianji;
        this.xuehao=xuehao;
    }
}
